Science fair project that determines how UV radiation emitted by the sun varies depending on the time of day, using a handheld UV detector

Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?

Explore the wave-particle duality of light! Learn how light can behave as both a wave and a particle in this cool physics science fair project idea for kids.

This science project challenges students to study the salt content in tap water and learn about electrochemistry.

Your mission, if you choose to accept it, is to construct a parachute that will deliver an egg safely to the ground. Good luck!

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

Science fair project that examines how light wavelengths affect photosynthesis in the aquatic plant: Elodea.

This project examines whether playing music during class helps students learn or if it distracts students from learning.

In this science fair project on the relationship between distance and time, kids explore the behavior of gravitational acceleration through direct observation.

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

Check out this fun leaf chromatography science fair project idea for middle school students and discover the hidden pigments in leaves.

How good are humans at sound localization? Kids can try this cool science fair project idea to see how good their friends are at judging sound direction.

This biodiversity project examines the biodiversity in your own backyard.

This science fair project idea explores whether white light can be separated into different colors.

Science fair project that evaluates how well clothing fabrics block UV radiation by examining the properties of different fabrics.

Science fair project that designs a video game that requires players to use relevant skills.

Compare the amount of ozone in various locations with this science fair project that will have your kid create her own ozone strips!

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

Kids will love making clouds and learning how to make a water cycle model in this fun science fair project idea that explores evaporation and precipitation.

In this project, all you need is a protractor to learn how to use the altitude of Polaris to find latitude on Earth. Polaris is also known as the North Star.

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

In this cool sound resonance experiment, learn about frequency and pitch, and use a tuning fork to calculate sound velocity in air.

Free science fair project idea examining how different types of water affect plant germination and growth.

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.

The objective of this science fair project is to determine whether there are gender differences when boys and girls view optical illusions.

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.